Iasion
Iasion (Greek Ἰασίων, also Ἰάσιος ) In Greek mythology, a son of Zeus and the Pleiad Electra. According to Hyginus, who refers to Hermippus, he was the son of a mortal named Thuscus. His siblings are called Harmonia and Dardanus.
In the youth Iasion Demeter had fallen in love at the wedding of Cadmus and Harmonia with herself to him in the furrows of a plowed three times Ackers. The fruit of this union is Pluto, the personification of wealth. According to other sources of union sprang with Demeter also ( Pluto's ' twin brother? ) Philomelos, the inventor of the plow, which was immortalized in the constellation Bootes. Iasion was killed immediately after this act of Zeus with a flash. In contrast, Diodorus mentions another son with Demeter called Korybas.